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Calculate the work done when a force of 20N stretches a spring by 50mm.

Physics
JAMB 2013
Calculate the work done when a force of 20N stretches a spring by 50mm.
  • A. 0.5J
  • B. 1.5J
  • C. 2.0J
  • D. 2.5J
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Correct Answer: Option A
Explanation
W = \(\frac{1}{2}Fe\)

W = \(\frac{1}{2}\times 20 \times 0.05\)

W = 0.5J

There is an explanation video available below.

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Explanation Video

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